Home / 987,676.24-1,481,503.55-239,722.24

Finding the Fourth Proportional to 987,676.24, 1,481,503.55 and 239,722.24

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Solution

The fourth proportional to 987,676.24, 1,481,503.55 and 239,722.24 is: 359,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,676.24 : 1,481,503.55 = 239,722.24 : x
  2. Step 2: Convert to fraction form
    987,676.24/1,481,503.55 = 239,722.24/x
  3. Step 3: Cross multiply
    987,676.24x = 1,481,503.55 × 239,722.24
  4. Step 4: Simplify right side
    987,676.24x = 355,149,342,765.74
  5. Step 5: Solve for x
    x = 355,149,342,765.74/987,676.24
  6. Step 6: Final answer
    x = 359,580.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.